Open-source alternatives to React Grid Layout

Webstudio is a visual CMS and website builder that provides a visual development environment for designing and publishing websites. It functions as an AI-powered design tool, a REST and GraphQL API client, and an atomic CSS compiler. The platform distinguishes itself through generative AI capabilities for creating layout variants and refining visual styles from text prompts. It integrates a headless CMS workflow that maps external data sources to visual components and utilizes a specialized compiler to convert design tokens into deduplicated atomic CSS for optimized page load speeds. The sys

Pure is a CSS UI framework and modular component library designed for building consistent web layouts and interface components. It functions as a responsive CSS grid system and a CSS reset library that normalizes default browser rendering to ensure a uniform appearance across different web environments. The project provides standalone styles for common interactive elements such as buttons, menus, forms, and tables. It utilizes a modular architecture that allows for the inclusion of specific style modules and employs namespace isolation to prevent visual conflicts between components. The fram

This project is a comprehensive collection of web development reference guides and technical cheat sheets. It provides a curated set of markdown-based documentation designed to help developers quickly locate syntax patterns and API examples for common web technologies and programming languages. The repository serves as a specialized reference library covering several distinct technical domains. It includes extensive guides for CSS, focusing on selectors, Flexbox, Grid, and responsive layout properties, as well as a DevOps command reference for Docker, Kubernetes, AWS, Ansible, and general she

Svelte Grid is a responsive layout library designed for building interactive, draggable, and resizable dashboard interfaces within Svelte applications. It provides a coordinate-based system that allows users to manipulate the position and dimensions of UI components directly on the screen, ensuring that content blocks remain organized within a structured grid. The library distinguishes itself through a constraint-driven engine that enforces minimum and maximum size boundaries during user interactions, preventing overlapping elements and maintaining layout integrity. It includes built-in suppo

Pixel Agents is a session manager and visualization dashboard for AI agents. It represents active agent sessions as animated pixel characters, allowing for real-time monitoring of presence, activity, and task progress within a virtual workspace. The system features a grid-based workspace editor used to design custom office layouts and import pixel art assets via manifests. It tracks agent hierarchies by visualizing sub-agents as linked characters and monitors activity through session transcript polling to trigger real-time animations. The project includes a desktop automation interface that

Bulma is a design-agnostic CSS framework that provides a collection of pre-styled interface components and layout primitives. It is built to be independent of specific JavaScript frameworks or build tools, allowing developers to construct responsive web interfaces by applying standardized classes directly to semantic HTML markup. The framework distinguishes itself through a utility-first approach that combines modular component styling with a flexible grid system. It leverages native CSS variables to manage design tokens, enabling real-time visual customization, automatic dark mode adaptation

Muuri is a JavaScript grid layout library and draggable UI framework used to create responsive grids with drag-and-drop reordering, sorting, and animated filtering. It features a nested grid system that allows full grid instances to be embedded inside other grid items to create hierarchical structures. The library uses a web worker layout engine to offload heavy coordinate calculations to background threads, maintaining interface responsiveness during complex rearrangements. The system provides interactive capabilities for moving items between multiple containers, filtering visibility based

Packery is a JavaScript bin-packing grid layout engine and DOM element positioning library. It arranges elements of varying sizes into a gapless, compact grid by calculating and applying absolute coordinates to HTML elements to prevent overlapping. The library enables the creation of draggable grid interfaces, allowing users to rearrange elements via drag-and-drop while the system automatically reflows the remaining items. It maintains stable, responsive layouts across different screen dimensions by using a percentage-based positioning system and responding to window resize events. The tool

Flexboxgrid is a responsive CSS framework and layout engine based on CSS3 standards. It provides a grid system that uses the flexbox model to arrange page elements into flexible, proportional grids that adapt to different screen sizes and device resolutions. The framework implements a float-free responsive design, utilizing a media-query breakpoint system to adjust layouts and column counts based on viewport width. It employs percentage-based column sizing and negative-margin guttering to maintain consistent spacing and fluid scaling across various displays. The system maps layout configurat

Skeleton is a lightweight responsive CSS boilerplate and mobile-first framework. It provides a foundation for building mobile-friendly websites through a fluid 12-column grid system, a minimal CSS reset library to normalize browser defaults, and default styling for raw HTML elements. The project emphasizes a mobile-first development approach, using percentage-based widths and predefined media queries to progressively enhance layouts for larger screens. It includes a utility-first library of single-purpose classes to manage common layout tasks such as floating elements, clearing, and width con

Bootstrap-vue is a Vue.js component library and responsive UI kit based on the Bootstrap CSS framework. It provides a frontend component suite of reusable interface elements designed for building mobile-first websites and web applications. The project wraps Bootstrap CSS classes in Vue components to manage styles and behaviors through reactive state. It integrates a responsive layout management system that synchronizes internal component states with Bootstrap's grid system and device breakpoints. The library covers a wide range of interface capabilities, including data display with sortable

Semantic-UI is an HTML and CSS UI framework consisting of a themed component library and a responsive layout framework. It provides a collection of reusable interface components and a grid-based system of columns and containers designed to build responsive websites. The framework is distinguished by its use of natural-language class naming, which maps human-readable CSS classes to specific visual styles. It also functions as a right-to-left UI toolkit, utilizing directional mirroring to adjust visual flow and element alignment for languages read from right to left. The system covers frontend

MWPhotoBrowser is an iOS photo gallery component and media selection tool. It provides a grid-based browser for displaying photos and videos sourced from local storage, system libraries, or web URLs. The component includes a metadata captioning overlay that maps external text properties to descriptive captions displayed over media. To optimize the browsing experience, it utilizes a disk-based remote media cache that saves web images and videos locally to reduce network requests. The system supports a media selection workflow allowing users to pick multiple items using checkboxes and state-ba

Naive UI is a comprehensive TypeScript user interface library and component set designed specifically for Vue 3 applications. It provides a type-safe framework for building web interfaces, featuring a responsive layout engine and high-performance data components such as virtual-scroll data tables. The library is distinguished by a customizable theme system that utilizes type-safe JavaScript objects for visual overrides instead of traditional CSS variables. This architecture allows for dynamic runtime updates and global style configurations managed through a centralized provider. The framewor

Embla Carousel is a lightweight JavaScript carousel library and barebones slider engine designed for creating touch-enabled, swipeable content sliders. It functions as a plugin-based framework that manages scroll physics and slide positioning without imposing specific UI styles, while providing a programmable API for custom carousel development. The system is distinguished by its modular architecture, allowing developers to extend core logic through external plugins and custom event hooks. It is compatible with server-side rendering, generating initial styles on the server to prevent layout s

react-draggable is a drag and drop library and coordinate-based position manager for React. It functions as a component wrapper that adds draggable behavior to user interface elements, enabling them to be moved via mouse or touch interactions. The library provides touch-enabled interaction tools that unify pointer events across desktop browsers and touch screen devices. It utilizes CSS transforms to handle element movement and coordinate tracking. The system covers movement constraints such as axis restriction and boundary clamping to confine elements within specific areas. It includes posit

Golden Layout is a framework-agnostic UI container and web window layout manager designed to organize application interfaces into a flexible grid of draggable and resizable multi-pane windows. It functions as a hierarchical grid system that arranges page elements into a tree of nested rows and columns to create complex professional interfaces. The system acts as a multi-window workspace orchestrator, allowing components to be detached from the main layout into independent native browser windows. It also serves as a serializable layout engine that captures the arrangement of user interface com

react-draggable is a UI interaction library that provides core primitives and components for adding tactile movement and coordinate-based positioning to web elements. It serves as a tool for making user interface elements movable via mouse or touch interactions within React applications. The library supports the implementation of custom drag handles, allowing the initiation of movement to be restricted to specific child elements identified by CSS selectors. It also provides programmatic drag state management, enabling developers to control element positioning or use callbacks for movement wit

react-rnd is a JavaScript UI interaction library and React component used to create elements that are both draggable and resizable within a browser window. It functions as a constraint-based layout component that wraps DOM elements to enforce boundaries, grid snapping, and aspect ratio locks during manual adjustments. The library allows for the definition of custom interaction handles to act as the primary triggers for dragging and resizing actions. It supports axis restrictions, boundary limits, and the ability to round position and dimension values to specified pixel increments. The system

This project is a framework-agnostic UI library and a collection of modular web components based on the Material Design visual system. It provides a comprehensive set of interactive interface elements and a responsive web grid system for organizing page content. The library utilizes a design token theme engine to apply consistent typography, colors, and visual styles across an interface. It separates behavioral logic from rendering to ensure that components remain compatible across different JavaScript environments. The system covers responsive layout design and web form interface developmen

This project is a jQuery plugin designed for creating responsive grid interfaces that support interactive drag-and-drop reordering and manual resizing of elements. It provides a framework for managing structured layouts where content can be organized into a grid system that automatically adjusts to maintain visual alignment. The library enables users to customize dashboards by rearranging and scaling widgets through mouse-based interactions. It utilizes a coordinate-based system to detect collisions and ensure that elements snap into valid slots, while providing callback functions to monitor

Basscss is a lightweight CSS utility toolkit built on an atomic, single-purpose class architecture. Each class performs exactly one visual function, enabling immutable, side-effect-free styling where no class ever overrides or conflicts with another. The system provides a predefined spacing scale, responsive breakpoint prefixes for conditional styling across device widths, and accessible visibility control that keeps content programmatically available to assistive technologies. The framework distinguishes itself through a float-based grid system that constructs layouts using floated percentag

Neat is a Sass grid framework and responsive layout system used to build fluid, column-based web architectures. It provides a structured approach to managing layout properties and global design settings through a central configuration map and a toolset of Sass mixins and functions. The system is distinguished by its ability to handle nested grid architectures, allowing flexible grids to be placed inside other grid containers while maintaining precise alignment and gutter control. It also includes development tools for frontend layout debugging that render background guide lines to visualize c

Filament is a full-stack framework for building administrative panels and management interfaces within the Laravel ecosystem. It provides a declarative, component-based architecture that allows developers to construct complex, data-driven applications using server-side configuration objects rather than manual HTML. By inspecting database model structures and relationships, the framework automates the generation of CRUD interfaces, forms, and data tables, significantly reducing boilerplate code. The project distinguishes itself through a highly modular and extensible design that supports custo

Better-scroll is a JavaScript scroll library and touch interaction engine designed to create high-performance scrollable areas in web browsers. It functions as a modular UI component framework that provides the foundation for building complex scrollable elements. The library is distinguished by a plugin-based architecture that allows the injection of custom methods and event hooks. This system enables the creation of specialized interface components such as carousel sliders, scrollable picker inputs, and draggable element systems. The project covers a wide range of mobile web interaction pat

Fyne is a cross-platform graphical user interface toolkit for the Go programming language. It provides a comprehensive framework for building native applications that run on desktop, mobile, and web environments from a single codebase. The toolkit centers on a canvas-based rendering engine and a device-independent layout engine, ensuring that visual elements maintain consistent dimensions and behavior across diverse operating systems and screen densities. The project distinguishes itself through a reactive data-binding system that automatically synchronizes application state with interface co

This project is a high-performance, lightweight C graphics library designed for creating interactive user interfaces on resource-constrained embedded hardware. It functions as a comprehensive framework that provides a widget toolkit, a rendering engine, and hardware-agnostic drivers to support the development of graphical displays on microcontrollers and embedded systems. The framework distinguishes itself through a flexible, object-oriented widget hierarchy and a declarative layout engine that supports responsive design patterns like flexbox and grid systems. It enables developers to synchro